Table 1 Seasonal variation of the 2 years average PM2.5/PM10 ratios indoors and the indoor/outdoor (I/O) PM10 ratios
From: Indoor/outdoor particulate matter concentrations and microbial load in cultural heritage collections
Museum | Season | PM2.5/PM10 | Mean value | I/O (PM10) | Mean value |
|---|---|---|---|---|---|
Historical Museum of Crete | Spring | 0.76 | 0.80 | 1.15 | 0.98 |
Summer | 0.84 | 0.74 | |||
Autumn | 0.81 | 0.74 | |||
Winter | 0.79 | 1.30 | |||
Criminology Museum of the University of Athens | Spring | 0.87 | 0.88 | 1.10 | 1.38 |
Summer | 0.82 | 1.29 | |||
Autumn | 0.87 | 1.32 | |||
Winter | 0.94 | 1.81 | |||
Neophytos Doukas Library in Zagori | Spring | 0.61 | 0.73 | 1.24 | 1.12 |
Summer | 0.81 | 0.89 | |||
Autumn | 0.72 | 1.20 | |||
Winter | 0.76 | 1.17 |